Subscribe and 🔔 to Eurovision 👉 https://www.youtube.com/user/eurovision?sub_confirmation=1 ​ JJ performing Unknown as an Interval Act during the Second Semi-Final of the Eurovision Song Contest at Wiener Stadthalle, Vienna 2026 -​ #Eurovision2026 🇦🇹 📱 Get the latest news and create your free Eurofan account: https://www.eurovision.com/ 💗 Follow #Eurovision on socials: https://linktr.ee/eurovisionsongcontest